1028804949 is an odd 10-digits composite number following 1028804948
and preceding 1028804950 . In scientific notation, it is written as 1.028804949 × 10^9.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 669729456 positive integers (up to 1028804949) that are relatively prime to 1028804949.
1028804949 has 16 divisors, whose sum is 1092123648
The reverse of 1028804949 is 9494088201
Previous prime number is 1187
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 45
Digital Root 9
Name
one billion twenty-eight million eight hundred four thousand nine hundred forty-nine
Scientific notation
1.028804949 × 10^9
Engineering notation
1.028804949 × 10^9
Prime Factorization
27 × 47 × 1187 × 683
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1028804949
Product of the distinct prime numbers
The prime factorization of 1028804949 is 27 × 47 × 1187 × 683.
Since it has a total of 4 prime factors.
4 , 3 , 52 , 41 , 434 , 538 , 8396 , 4463 , 92719 , 83918 , 550947 , 76909 , 9024741 , 9501169 , 24514049 , 4685983 , 547339835 , 975695732 , 7439893257 , 7125860040
n×2
2057609898
n×3
3086414847
n×4
4115219796
n×5
5144024745
n÷2
514402474.5
n÷3
342934983
n÷3
257201237.25
n÷5
205760989.8
n2
1058439623086892601
n3
1.0889279224495E+27
n4
1.1202944357203E+36
n5
1.1525644598062E+45
2 √n
32074.989462196
3 √n
1009.510905565
4 √n
179.09491746612
5 √n
63.455111117216
1 , 27 , 47 , 683 , 1187 , 1269 , 18441 , 32049 , 32101 , 55789 , 810721 , 866727 , 1506303 , 21889467 , 38103887 , 1028804949
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1028804948
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1028804949 can be divided by 16 positive divisors.
The sum of these divisors (counting 1028804949) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101010100100101000101010101
3
Ternary
2122200212201002000
4
Quaternary
331110211011111
5
Quinary
4101333224244
6
Senary
250030505513
8
Octal
7524450525
10
Decimal
1028804949
12
Duodecimal
248665299
16
Hexadecimal
3d525155
20
Vigesimal
g1a0c79
36
Base36
h0iuz9
md5
3d05c75bcc9dcc3ab3ef23ca5b0eba36
sha1
1f17a4ad7316520054f9d970e22300a279f17dd3
sha256
5064c0d36b9dda3c683977c0ae28e3b8548048c26cfd72aa9b60d7f816bc1837
sha512
d3a88c08fed3bcf867a68e49162642980a6585b9e3f11f6b54802238732996a3f8eb8a200c5353819b098e19988ff786cace94430812d2fd02eadbf01b3697a1
ripemd-160
eb19594cf52d5610710cca1fa503ffbc8a28e794
Diameter
2057609898
Circumference
6464172139.5104
Area
3.3251861441581E+18
Volume
4.5612906152748E+27
Surface area
1.3300744576633E+19
Circumference
6464172139.5104
Perimeter
4115219796
Area
1058439623086892601
Diagonal
1454949911.9124
Surface area
6350637738521355606
Volume
1.0889279224495E+27
Space diagonal
1781942442.7463
Perimeter
3086414847
Area
4.5831780098264E+17
Altitude
890971221.37315
Surface area
4.5831780098264E+17
Volume
1.2833138636457E+26
Height
484983303.97079